To stay or not to stay at home? The unintended consequences of public health advice for older adults in the context of Covid-19 and urban heat.

Stay-at-home advice is one of the most widespread public health solutions to various health risks, including Covid-19 and heat stress. Authorities often direct this recommendation to adults above 65 years old, a group particularly vulnerable to multiple risks. While this advice aims to save lives, when prolonged it also comes with various negative unintended consequences.